Upper panel of the plot shows population-weighted high and low temperature for each day (note: day-1 has high temperature only). Lower panel shows the forecast electricity demand for the service area of the company, in percentage of the normal demand expected under normal weather conditions during this 7-day period.
as observed at Russell, Russell Municipal Airport
About Midwest Energy (KS): Midwest Energy is a customer-owned electric and natural gas utility located in central and western Kansas, serving 45,000 electric and 42,000 natural gas customers. Headquarters in Hays, KS. (see website)